Mark D. Uhen,^1,* Anthony D. Barnosky,² Brian Bills,³ Jessica Blois,⁴ Matthew T. Carrano,⁵ Marc A. Carrasco,² Gregory M. Erickson,⁶ Jussi T. Eronen,^7,8 Mikael Fortelius,⁷ Russell W. Graham,⁹ Eric C. Grimm,¹⁰ Maureen A. O'Leary,¹¹ Austin Mast,^6,12 William H. Piel,¹³ P. David Polly,¹⁴ Laura K. Säilä<sup>7

1</sup>1Department of Atmospheric, Oceanic and Earth Sciences, George Mason University, Fairfax, Virginia 2
²2Department of Integrative Biology and Museum of Paleontology, University of California, Berkeley, C
³3Center for Environmental Informatics, Pennsylvania State University, University Park, Pennsylvania
⁴4Center for Climate Research, University of Wisconsin, Madison, Wisconsin 53706, U.S.A., blois@wisc.
⁵5Department of Paleobiology, National Museum of Natural History, Smithsonian Institution, Washington
⁶6Department of Biological Science, The Florida State University, Tallahassee, Florida 32306, U.S.A.,
⁷7Department of Geosciences and Geography, HY-00014, University of Helsinki, Finland, mikael.forteliu
⁸8Senckenberg Research Institute und Nature Museum, Biodiversity and Climate Research Centre LOEWE Bi
⁹9Department of Geosciences, The Pennsylvania State University, University Park, Pennsylvania 16802,
¹⁰10Research and Collections Center, Illinois State Museum, Springfield, Illinois 62703, U.S.A., grimm
¹¹11Department of Anatomical Sciences, School of Medicine, Stony Brook University, Stony Brook, New Yo
¹²12Robert K. Godfrey Herbarium, Florida State University, Tallahassee, Florida 32306, U.S.A., amast@b
¹³13Yale-NUS College, Singapore 138614, Singapore, william.piel@yale-nus.edu.sg
¹⁴14Department of Geological Sciences, Indiana University, Bloomington, Indiana 47405, U.S.A., pdpolly

^*Corresponding author.